/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.patpro.comtrolador;


import com.patpro.DAO.ObrasDAO;
import com.patpro.TO.ObraTO;
import com.patpro.entidades.Obras;
import com.patpro.entidades.Tipocontrato;
import com.patpro.helper.conversiones;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author EVELIN
 */
public class ControladorBasico extends HttpServlet {
 private ObrasDAO obraDAO;
    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
         String operacion=null;
        try {
            
             operacion=request.getParameter("op");
            
        }catch(Exception e){
        
        
        }
            if(operacion==null){
            
            response.sendRedirect("inicio.jsp");
            
            }
           else if(operacion.equalsIgnoreCase("1")){
            response.sendRedirect("inicio.jsp");
           }
           else if(operacion.equalsIgnoreCase("2")){
               
               List<Tipocontrato> tipocontrato=obraDAO.getListaTipoContrato();
               
               request.setAttribute("tipocontrato",tipocontrato);
               
               RequestDispatcher rd=request.getRequestDispatcher("/insertar.jsp");
                   rd.forward(request,response);
        
           }else if(operacion.equalsIgnoreCase("4")){
          List<ObraTO> lista=conversiones.convertirListaObra_to_ListaObraTO(obraDAO.getListaObra());
               
               request.setAttribute("obras",lista);
          RequestDispatcher rd=request.getRequestDispatcher("listar_obras.jsp");
          
          rd.forward(request,response);
   
           }
    }  
    
      @Override
    public void destroy() {
       obraDAO.closeEntityManager();//To change body of generated methods, choose Tools | Templates.
    }

    @Override
    public void init() throws ServletException {
    
        this.obraDAO=new ObrasDAO();
    }


    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
